TinyMCE: update to 4.0.26. Includes fixes for the 'paste' plugin (paste from Word/Excel, paste in WebKit/Blink), show/hide/isHidden in inline mode, drag/drop in tables and in Safari, and others. Fixes #28342, #28016, #28250 and #28067
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Use three-digit x.x.x style version for `@deprecated` phpDoc tags.

See #18298.

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Add inline documentation for the `option_none_value` argument added to `wp_dropdown_users|categories()` in [28564].

Fixes #16625.

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Pass $post to 'protected_title_format' and 'private_title_format' filters.

props johnjamesjacoby, DrewAPicture.
fixes #23724.
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Fix inversed logic in Walker_Category::start_el(). see [28359].
Correct 'use_desc_for_title' parameter description.

see #26557.
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Suggest get_current_site() as an alternative for get_current_site_name().

props jesin.
fixes #28346.
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Replace $in_same_cat with $in_same_term in adjacent post functions for consistency.

props ixkaito.
fixes #28360.
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Fix typo in [28574].

see #28360.
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git-svn-id: http://core.svn.wordpress.org/trunk@28400 1a063a9b-81f0-0310-95a4-ce76da25c4cd
TinyMCE: fix saving the editor content on switching Visual -> Text, fixes #28353
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Merge pull request #1 from WordPress/master

Code Rebase: automatically merge